EP4174785A4 - Method and apparatus for constructing landform map, electronic device, and readable storage medium - Google Patents

Method and apparatus for constructing landform map, electronic device, and readable storage medium Download PDF

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Publication number
EP4174785A4
EP4174785A4 EP21881338.4A EP21881338A EP4174785A4 EP 4174785 A4 EP4174785 A4 EP 4174785A4 EP 21881338 A EP21881338 A EP 21881338A EP 4174785 A4 EP4174785 A4 EP 4174785A4
Authority
EP
European Patent Office
Prior art keywords
constructing
electronic device
storage medium
readable storage
landform map
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP21881338.4A
Other languages
German (de)
French (fr)
Other versions
EP4174785A1 (en
Inventor
Junjun ZHANG
Yi Zeng
Xiaopei HOU
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Baidu Netcom Science and Technology Co Ltd
Original Assignee
Beijing Baidu Netcom Science and Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Baidu Netcom Science and Technology Co Ltd filed Critical Beijing Baidu Netcom Science and Technology Co Ltd
Publication of EP4174785A1 publication Critical patent/EP4174785A1/en
Publication of EP4174785A4 publication Critical patent/EP4174785A4/en
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G06T17/05—Geographic models
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/13—Edge detection
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/30—Determination of transform parameters for the alignment of images, i.e. image registration
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/46—Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/764—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20212—Image combination
    • G06T2207/20221—Image fusion; Image merging
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/10—Terrestrial scenes
    • G06V20/13—Satellite images
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/40—Document-oriented image-based pattern recognition
    • G06V30/42—Document-oriented image-based pattern recognition based on the type of document
    • G06V30/422—Technical drawings; Geographical maps

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Geometry (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Remote Sensing (AREA)
  • Computer Graphics (AREA)
  • Multimedia (AREA)
  • Artificial Intelligence (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Health & Medical Sciences (AREA)
  • Processing Or Creating Images (AREA)
  • Image Analysis (AREA)
  • Instructional Devices (AREA)
EP21881338.4A 2021-06-22 2021-11-17 Method and apparatus for constructing landform map, electronic device, and readable storage medium Withdrawn EP4174785A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110694174.2A CN113409461B (en) 2021-06-22 2021-06-22 Method and device for constructing landform map, electronic equipment and readable storage medium
PCT/CN2021/131179 WO2022267311A1 (en) 2021-06-22 2021-11-17 Method and apparatus for constructing landform map, electronic device, and readable storage medium

Publications (2)

Publication Number Publication Date
EP4174785A1 EP4174785A1 (en) 2023-05-03
EP4174785A4 true EP4174785A4 (en) 2024-03-06

Family

ID=77682473

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21881338.4A Withdrawn EP4174785A4 (en) 2021-06-22 2021-11-17 Method and apparatus for constructing landform map, electronic device, and readable storage medium

Country Status (6)

Country Link
US (1) US11893685B2 (en)
EP (1) EP4174785A4 (en)
JP (1) JP2023540730A (en)
KR (1) KR20230044520A (en)
CN (1) CN113409461B (en)
WO (1) WO2022267311A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113409461B (en) * 2021-06-22 2023-06-23 北京百度网讯科技有限公司 Method and device for constructing landform map, electronic equipment and readable storage medium
CN117765420B (en) * 2024-02-22 2024-05-07 山东瑞鑫时空信息科技有限公司 Terrain surveying method and system based on remote sensing data
CN117788679B (en) * 2024-02-27 2024-05-03 腾讯科技（深圳）有限公司 Map data generation method, map data generation device, electronic equipment and storage medium

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5631970A (en) * 1993-05-21 1997-05-20 Hsu; Shin-Yi Process for identifying simple and complex objects from fused images and map data
US8774470B1 (en) * 2012-04-03 2014-07-08 Google Inc. Processing a satellite image of a region to determine a terrain boundary included therein
US20180260648A1 (en) * 2017-03-09 2018-09-13 Baidu Online Network Technology (Beijing) Co., Ltd Area of interest boundary extracting method and apparatus, device and computer storage medium

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CN100392668C (en) * 2006-01-16 2008-06-04 浙江大学 Method of automatic digitization for paper vector maps
CN104361616B (en) * 2014-11-05 2017-09-01 南车株洲电力机车研究所有限公司 A kind of topography and geomorphology file acquisition method assessed for wind energy turbine set wind-resources
CN106384081B (en) * 2016-08-30 2020-04-24 水利部水土保持监测中心 Slope farmland extraction method and system based on high-resolution remote sensing image
CN107292339B (en) * 2017-06-16 2020-07-21 重庆大学 Unmanned aerial vehicle low-altitude remote sensing image high-resolution landform classification method based on feature fusion
US10325349B2 (en) * 2017-08-11 2019-06-18 Intermap Technologies Inc. Method and apparatus for enhancing 3D model resolution
CN107766825A (en) 2017-10-27 2018-03-06 国家测绘地理信息局第航测遥感院 Land-based area province cities and counties' space planning 3rd area recognition methods based on space function unit
CN107861129A (en) 2017-10-31 2018-03-30 中国铁路设计集团有限公司 A kind of hill features Remotely sensed acquisition method
CN109100719B (en) 2018-07-27 2023-01-10 国家测绘地理信息局第三航测遥感院 Terrain map joint mapping method based on satellite-borne SAR (synthetic aperture radar) image and optical image
US10775174B2 (en) * 2018-08-30 2020-09-15 Mapbox, Inc. Map feature extraction system for computer map visualizations
CN110070012B (en) * 2019-04-11 2022-04-19 电子科技大学 Refinement and global connection method applied to remote sensing image road network extraction
CN110766038B (en) * 2019-09-02 2022-08-16 深圳中科保泰空天技术有限公司 Unsupervised landform classification model training and landform image construction method
US11830246B2 (en) * 2020-05-01 2023-11-28 CACI, Inc.—Federal Systems and methods for extracting and vectorizing features of satellite imagery
CN111967341A (en) * 2020-07-27 2020-11-20 广东融合通信股份有限公司 Method for identifying contour of target object in satellite map
CN112651896A (en) * 2020-12-30 2021-04-13 成都星时代宇航科技有限公司 Valid vector range determining method and device, electronic equipment and readable storage medium
CN112733745A (en) * 2021-01-14 2021-04-30 北京师范大学 Cultivated land image extraction method and system
CN112785686A (en) * 2021-01-25 2021-05-11 湖南汽车工程职业学院 Forest map construction method based on big data and readable storage medium
CN112991536B (en) * 2021-04-20 2022-06-24 中国科学院软件研究所 Automatic extraction and vectorization method for geographic surface elements of thematic map
CN113409461B (en) 2021-06-22 2023-06-23 北京百度网讯科技有限公司 Method and device for constructing landform map, electronic equipment and readable storage medium

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5631970A (en) * 1993-05-21 1997-05-20 Hsu; Shin-Yi Process for identifying simple and complex objects from fused images and map data
US8774470B1 (en) * 2012-04-03 2014-07-08 Google Inc. Processing a satellite image of a region to determine a terrain boundary included therein
US20180260648A1 (en) * 2017-03-09 2018-09-13 Baidu Online Network Technology (Beijing) Co., Ltd Area of interest boundary extracting method and apparatus, device and computer storage medium

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
LIPOWEZKY ET AL: "Grayscale aerial and space image colorization using texture classification", PATTERN RECOGNITION LETTERS, ELSEVIER, AMSTERDAM, NL, vol. 27, no. 4, 1 March 2006 (2006-03-01), pages 275 - 286, XP005245854, ISSN: 0167-8655, DOI: 10.1016/J.PATREC.2005.08.009 *
See also references of WO2022267311A1 *

Also Published As

Publication number Publication date
CN113409461A (en) 2021-09-17
CN113409461B (en) 2023-06-23
WO2022267311A1 (en) 2022-12-29
US20230222733A1 (en) 2023-07-13
EP4174785A1 (en) 2023-05-03
JP2023540730A (en) 2023-09-26
US11893685B2 (en) 2024-02-06
KR20230044520A (en) 2023-04-04

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